LOS ANGELES -- In an unprovoked attack with no known motive, a 34-year-old man fatally stabbed a coworker’s 3-year-old child at the downtown Los Angeles garment factory where he and the girl's mother worked together, police told KTLA on Tuesday.

Ricardo Augusto Utuy is shown in a photo provided by LAPD on Nov. 1, 2016.

The man, identified as Ricardo Augusto Utuy, was booked on suspicion of murder in the little girl’s death.

The child had just been picked up from day care to be with her mother at the clothing factory in the 800 block of McGarry Street when Utuy stabbed the girl multiple times with a knife “without warning," according to a Los Angeles Police Department news release.